2 * CDE - Common Desktop Environment
4 * Copyright (c) 1993-2012, The Open Group. All rights reserved.
6 * These libraries and programs are free software; you can
7 * redistribute them and/or modify them under the terms of the GNU
8 * Lesser General Public License as published by the Free Software
9 * Foundation; either version 2 of the License, or (at your option)
12 * These libraries and programs are distributed in the hope that
13 * they will be useful, but WITHOUT ANY WARRANTY; without even the
14 * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU Lesser General Public License for more
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with these libraries and programs; if not, write
20 * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
21 * Floor, Boston, MA 02110-1301 USA
23 /* $XConsortium: Allocator.h /main/1 1996/07/29 16:46:04 cde-hp $ */
24 // Copyright (c) 1994 James Clark
25 // See the file COPYING for copying permission.
27 #ifndef Allocator_INCLUDED
28 #define Allocator_INCLUDED 1
33 namespace SP_NAMESPACE {
36 class SP_API Allocator {
38 Allocator(size_t maxSize, unsigned blocksPerSegment);
41 static void *allocSimple(size_t);
42 static void free(void *);
44 // It would be nice to make these private, but some compilers have problems.
55 friend union BlockHeader;
66 friend struct SegmentHeader;
67 struct SP_API SegmentHeader {
76 Allocator(const Allocator &); // undefined
77 Allocator &operator=(const Allocator &); // undefined
80 unsigned blocksPerSegment_;
81 SegmentHeader *segments_;
90 #endif /* not Allocator_INCLUDED */